import unittest
class TestAssert(unittest.TestCase):
    def test_equal(self):
        self.assertAlmostEqual(2+2,4)
        self.assertAlmostEqual("python","python")
        self.assertNotEqual("hello","python")

    def test_in(self):
        self.assertIn("hello","hello world")
        self.assertNotIn("hi","hello")

    def test_ture(self):

        self.assertTrue(True)
        self.assertFalse(False)




if __name__ == "__main__" :
    unittest.main()
